Asuncion, June 7 -- Attacking midfielder Julio Enciso has suffered a thigh injury less thana week before the team's opening match of the FIFA World Cup, the Paraguayan Football Association (APF) said.

The 22-year-old was forced off early in Paraguay's 4-0 friendly win over Nicaragua on Friday after a collision with an opponent.

"The player remains under constant monitoring and supervision by Paraguay's medical staff, which is closely tracking his recovery," the APF said in a statement on Saturday.

It added that the Strasbourg playmaker's availability would depend on "his response to treatment and his day-by-day progress."Paraguay manager Gustavo Alfaro said after Friday's match that the injury was "nothing serious" and Paraguayan media r...